Rectangle pipe machine Technique flow chart Uncoiling-> Material accumulating-> Leveling-> Forming-> High-frequency welding-> Deburring-> Cooling-> Sizing-> Straightening-> Flying saw cutting -> Discharging Technique parameter TypeRound pipeSquare pipeRectangle pipeThicknessSpeedDriving motorHF welderTY16φ7.5-φ16//0.3-1.00-1102260TY20φ10-φ25//0.3-1.50-1104560TY32-Heavyφ13-φ3810*10-30*307*14-20*400.6-2.50-90110100TY50φ20-φ6315*15-50*5010*20-30*600.8-3.00-9090+90200TY60φ25-φ7620*20-60*6015*30-40*801.0-3.20-8090+90200TY76-Hφ32-φ8925*25-70*7020*40-45*901.2-4.00-80132+132300TY89φ35-φ10230*30-80*8020*40-50*1001.2-4.00-70132+132300TY114φ40-φ11430*30-90*9020*40-60*1201.2-4.00-60132+132300TY127φ50-φ13040*40-100*10030*60-65*1302.0-6.00-50132+132400Main parameter of Forming & Sizing unit    SectionPartQuantityShaft MaterialRemarksForming unitHorizontal roll frame742CrMoVertical roll frame840CrSizing unitHorizontal roll frame542CrMoVertical roll frame540Cr